Little Black Sudoku Puzzles
$14.95

Challenge your critical thinking! Will Shortz, crossword editor for The New York Times presents The Little Black Book of Sudoku. This book offers 400 easy-to-hard puzzles, arranged according to difficulty. Master the easy puzzles, and work your way through the difficult ones until you become a Sudoku expert. This spiral-bound, durable hardcover is perfect for carrying in your purse, briefcase, or backpack.

Brain Health Expert Product Review
"Did you know that state of the art supercomputers struggle to solve a Sudoku puzzle efficiently, while we humans can master the game with just a little bit of practice? Solving Sudoku is all about recognizing patterns of numbers, and relies on a large network of brain areas in all four lobes of the brain." -Neurologist

Recommended Age
11-99+